JP2006107929A5 - - Google Patents

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JP2006107929A5
JP2006107929A5 JP2004293191A JP2004293191A JP2006107929A5 JP 2006107929 A5 JP2006107929 A5 JP 2006107929A5 JP 2004293191 A JP2004293191 A JP 2004293191A JP 2004293191 A JP2004293191 A JP 2004293191A JP 2006107929 A5 JP2006107929 A5 JP 2006107929A5
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Japan
Prior art keywords
ion
ions
mobility analyzer
ion mobility
drift
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JP2004293191A
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Japanese (ja)
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JP4513488B2 (en
JP2006107929A (en
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Priority claimed from JP2004293191A external-priority patent/JP4513488B2/en
Priority to JP2004293191A priority Critical patent/JP4513488B2/en
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Priority to EP05004828A priority patent/EP1646068A3/en
Priority to CNA2005100513408A priority patent/CN1758057A/en
Priority to US11/072,267 priority patent/US7265345B2/en
Publication of JP2006107929A publication Critical patent/JP2006107929A/en
Publication of JP2006107929A5 publication Critical patent/JP2006107929A5/ja
Priority to US11/882,419 priority patent/US7378650B2/en
Publication of JP4513488B2 publication Critical patent/JP4513488B2/en
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Expired - Fee Related legal-status Critical Current
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Claims (10)

第１のイオンを生成するイオン源と、前記第１のイオンを飛行ドリフト時間により分離する第１のドリフト部と、前記第１のドリフト部で分離された前記第１のイオンの解離を行ない第２のイオンを生成するイオン解離部と、前記第２のイオンを飛行ドリフト時間により分離する第２のドリフト部とを有することを特徴とするイオンモビリティー分析装置。   An ion source that generates first ions, a first drift portion that separates the first ions according to a flight drift time, and the first ions separated by the first drift portion are dissociated. An ion mobility analyzer comprising: an ion dissociation unit that generates two ions; and a second drift unit that separates the second ions based on a flight drift time. 請求項１に記載のイオンモビリティー分析装置において、前記チャンバーの圧力が、１０ｍＴｏｒｒから大気圧下の範囲にあることを特徴とするイオンモビリティー分析装置。   2. The ion mobility analyzer according to claim 1, wherein the pressure in the chamber is in a range from 10 mTorr to atmospheric pressure. 請求項１に記載のイオンモビリティー分析装置において、前記イオン解離部の温度が２５０°Ｃ以上に維持されることを特徴とするイオンモビリティー分析装置。   The ion mobility analyzer according to claim 1, wherein the temperature of the ion dissociation part is maintained at 250 ° C. or higher. 請求項１に記載のイオンモビリティー分析装置において、前記イオン解離部は、解離されたイオンを１ｍｓ以上をトラップすることを特徴とするイオンモビリティー分析装置。   The ion mobility analyzer according to claim 1, wherein the ion dissociation unit traps the dissociated ions for 1 ms or more. 請求項１に記載のイオンモビリティー分析装置において、前記イオン解離部を光を照射する手段を有し、前記光の照射により前記第１のイオンが解離されることを特徴とする請求項１に記載のイオンモビリティー分析装置。   2. The ion mobility analyzer according to claim 1, further comprising means for irradiating the ion dissociation part with light, wherein the first ions are dissociated by the light irradiation. Ion mobility analyzer. 請求項１に記載のイオンモビリティー分析装置において、前記イオン解離部を電子線を照射する手段を有し、前記電子線の照射により前記第１のイオンが解離されることを特徴とする請求項１に記載のイオンモビリティー分析装置。   2. The ion mobility analyzer according to claim 1, further comprising means for irradiating the ion dissociation part with an electron beam, wherein the first ion is dissociated by the electron beam irradiation. The ion mobility analyzer described in 1. 請求項１に記載のイオンモビリティー分析装置において、前記第１のドリフト部におけるイオンの加速方向と前記第２のドリフト部におけるイオンの加速方向とが、同じ方向であることを特徴とするイオンモビリティー分析装置。   The ion mobility analyzer according to claim 1, wherein an ion acceleration direction in the first drift portion and an ion acceleration direction in the second drift portion are the same direction. apparatus. 請求項１に記載のイオンモビリティー分析装置において、前記第１のドリフト部におけるイオンの加速方向と前記第２のドリフト部におけるイオンの加速方向とが、直交することを特徴とするイオンモビリティー分析装置。   The ion mobility analyzer according to claim 1, wherein an acceleration direction of ions in the first drift portion and an acceleration direction of ions in the second drift portion are orthogonal to each other. 請求項８に記載のイオンモビリティー分析装置において、前記第２のドリフト部を通過した前記第２のイオンを検出するアレイ状に配列される複数の検出器を有することを特徴とするイオンモビリティー分析装置。   9. The ion mobility analyzer according to claim 8, further comprising a plurality of detectors arranged in an array for detecting the second ions that have passed through the second drift part. . 第１のイオンを生成する工程と、前記第１のイオンを飛行ドリフト時間により分離する第１の分離工程と、  Generating a first ion; and a first separation step of separating the first ion by a flight drift time;
前記第１の分離工程で分離された前記第１のイオンの解離を行ない第２のイオンを生成するイオン解離工程と、An ion dissociation step of dissociating the first ions separated in the first separation step to generate second ions;
前記第２のイオンを飛行ドリフト時間により分離する第２の分離工程とを有し、A second separation step of separating the second ions by flight drift time,
前記第１の分離工程と前記イオン解離工程と前記第２の分離工程とが、１０ｍＴｏｒｒ以上に維持される同じチャンバー内で実行されることを特徴とするイオンモビリティー分析方法。The ion mobility analysis method, wherein the first separation step, the ion dissociation step, and the second separation step are performed in the same chamber maintained at 10 mTorr or more.
JP2004293191A 2004-10-06 2004-10-06 Ion mobility analyzer and ion mobility analysis method Expired - Fee Related JP4513488B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004293191A JP4513488B2 (en) 2004-10-06 2004-10-06 Ion mobility analyzer and ion mobility analysis method
EP05004828A EP1646068A3 (en) 2004-10-06 2005-03-04 Ion-mobility spectrometer and ion-mobility analysis method
CNA2005100513408A CN1758057A (en) 2004-10-06 2005-03-04 Ion-mobility spectrometer and ion-mobility analysis method
US11/072,267 US7265345B2 (en) 2004-10-06 2005-03-07 Ion-mobility spectrometer and ion-mobility analysis method
US11/882,419 US7378650B2 (en) 2004-10-06 2007-08-01 Ion-mobility spectrometer and ion-mobility analysis method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004293191A JP4513488B2 (en) 2004-10-06 2004-10-06 Ion mobility analyzer and ion mobility analysis method

Publications (3)

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JP2006107929A JP2006107929A (en) 2006-04-20
JP2006107929A5 true JP2006107929A5 (en) 2007-04-05
JP4513488B2 JP4513488B2 (en) 2010-07-28

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US (2) US7265345B2 (en)
EP (1) EP1646068A3 (en)
JP (1) JP4513488B2 (en)
CN (1) CN1758057A (en)

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